英语词汇waste of space怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
It also potentially wastes a lot of space in the database.
它还可能浪费数据库中的许多空间。
2
While a normal index can be used, it wastes a lot of space for nulls you are probably not going to query against.
如果使用普通索引的话，即使你并不打算对它进行查询，它也会因为null值浪费大量的空间。
3
What's worse, the advertisements cover much space, which wastes a lot of paper, and take up too much time on TV.
更坏的影响是，广告占据了太多的空间也浪费了许多像资源，比如说，纸，在电视上，广告也占用了太多的时间。

单词	waste of space
释义	waste of space 简明释义浪费空间：指对空间的无效利用，或者形容一个人无用、无成就。双语例句 1 It also potentially wastes a lot of space in the database. 它还可能浪费数据库中的许多空间。 2 While a normal index can be used, it wastes a lot of space for nulls you are probably not going to query against. 如果使用普通索引的话，即使你并不打算对它进行查询，它也会因为null值浪费大量的空间。 3 What's worse, the advertisements cover much space, which wastes a lot of paper, and take up too much time on TV. 更坏的影响是，广告占据了太多的空间也浪费了许多像资源，比如说，纸，在电视上，广告也占用了太多的时间。
随便看	talk off talk off talk off the top of one's head talk of the devil Talk of the devil . talk of the devil Talk of the devil and he will appear Talk of the devil and he will appear talk of the town talk on talk oneself hoarse talk one's head off talk one's way out of talk only talk on the phone talk on the telephone talk-out talk out talk ... out talk ... out of talk out of talk ... out of doing talk out of school talk out of turn talk out